| 1 | CAN | Air Canarias, S. Coop Ltda | Callsign: Aircan, | E | AVCODES |
| 2 | CAN | Crest Aviation | Name changed to 3Grcomm Ltd t/a Crest Aviation | GB | AVCODES |
| 3 | CAN | 3Grcomm Ltd t/a Crest Aviation | Callsign: Crest, Name changed from Crest Aviation | GB | AVCODES |
| 4 | CAN | Contact Air Sarl | Callsign: Gober Air, | RN | AVCODES |
| 5 | CAN | Crest Aviation | | | ICAO1 |
| 6 | CAN | CARNIVAL BUS CO INC | | | SCAC4 |
| 7 | CAN | cantus Verkersgesellschaft mbH | | DE | VKM |
| 8 | CANA | CAN-AMERICAN PRODUCE TRUCKING, LTD | | | SCAC3 |
| 9 | CANA | CAN AMERICAN ENTERPRISES LTD | | | SCAC4 |
| 10 | CANC | CLARKE, A & CO LTD | | | SCAC3 |
| 11 | CANC | CANDS INC | | | SCAC4 |
| 12 | CANCL | Canada Coach Lines | | CDN | TRAFFIC |
| 13 | CAND | C&D TRANSPORTATION CO | | | SCAC3 |
| 14 | CANF | CANNON TRANSPORTING INC | | | SCAC3 |
| 15 | CANG | C & A TRANS | | | SCAC4 |
| 16 | CANH | CAN-AMERICA FREIGHT INC | | | SCAC3 |
| 17 | CANI | CANTLIN TRUCKING SERVICE | | | SCAC3 |
| 18 | CANJ | CAR TRANSPORTERS CORP | | | SCAC3 |
| 19 | CANK | CANNON TRUCKING | | | SCAC3 |
| 20 | CANL | CONTAINER-CARE INTERNATIONAL INC | | | SCAC3 |
| 21 | CANL | CANDELA SHIPPING COMPANY LIMITED | | | SCAC4 |
| 22 | CANM | CANADIAN MACHINERY MOVERS, LTD | | | SCAC3 |
| 23 | CANM | CANADIAN MACHINERY MOVERS LIMITED | | | SCAC4 |
| 24 | CANN | CANUSA TRANSPORT LTD | | | SCAC4 |
| 25 | CANO | CANNON MOVING & STORAGE INC | | | SCAC3 |
| 26 | CANO | CANNON MOVING & STORAGE INC | | | SCAC4 |
| 27 | CANP | CANADIAN PRIVATE | | | PWRC |
| 28 | CANP | CANUPP TRUCKING INC | | | SCAC3 |
| 29 | CANQ | CANO | | | SCAC4 |
| 30 | CANR | CANADIAN NATIONAL | | | PWRC |
| 31 | CANR | CANADA TRANSPORT INC | | | SCAC3 |
| 32 | CANS | CANNON BROTHERS | | | SCAC3 |
| 33 | CANS | CANNON BROTHERS | | | SCAC4 |
| 34 | CANT | Cantus Verkehrsgesellschaft mbH | | D | TRAFFIC |
| 35 | CANU | CHIMICA SARDA SRL | | I | BIC |
| 36 | CANU | Modcan Solutions | | | RSRV |
| 37 | CANU | CANADA MARITIME | | | SCAC3 |
| 38 | CANU | CANADA MARITIME AGENCIES, LIMITED | | | SCAC4 |
| 39 | CANV | CANOVA MOVING & STORAGE CO | | | SCAC3 |
| 40 | CANV | CANOVA MOVING & STORAGE CO | | | SCAC4 |
| 41 | CANW | CANTRELL, RAYMOND W | | | SCAC3 |
| 42 | CANX | CANAC Inc. | 7/2005 (not listed) | | NAKINA |
| 43 | CANX | CANAC International, Inc. | added 1/1993; 1/1994-7/2000; eliminated 7/2004 | | NAKINA |
| 44 | CANX | Canadian National Ry. Co. | eliminated 10/1993 | | NAKINA |
| 45 | CANX | Canadian Industries Ltd., De Salaberry Works, Explosives and Ammunition Division | eliminated 4/1978 | | NAKINA |
| 46 | CANX | Canadian Industries Ltd., Explosives and Ammunition Division | added 1/1966; 10/1966-1/1975 | | NAKINA |
| 47 | CANX | John H. Grace Co. | added 10/1953; eliminated 4/1954; 7/1954 | | NAKINA |
| 48 | CANX | Canfield Tank Line Co. | 8/1920-7/1923 | | NAKINA |
| 49 | CANX | The Canfield Tank Line | 7/1930-1/1952; eliminated 10/1953 | | NAKINA |
| 50 | CANX | The Canfield Tank Line | 4/38-1/52; eliminated 10/53 | | NRHS |
| 51 | CANX | John H. Grace Co. | added 10/53; eliminated 4/54 | | NRHS |
| 52 | CANX | Canadian Industries Ltd., Explosives and Ammunition Division | added 1/66; 10/66-1/75 | | NRHS |
| 53 | CANX | Canadian Industries Ltd., De Salaberry Works, Explosives and Ammunition Division | eliminated 4/78 | | NRHS |
| 54 | CANX | Canadian National Ry. Co. | eliminated 10/93 | | NRHS |
| 55 | CANX | CANAC International, Inc. | added 1/93; 1/94-7/2000 | | NRHS |
| 56 | CANX | *CANADIAN INDUSTRIES LTD. | | | PWRC |
| 57 | CANX | *JOHN H.GRACE CO.[CANFIELD TANK LINE] | | | PWRC |
| 58 | CANX | +CANAC INTERNATIONAL INC (CANADIAN NATIONAL RWY. CO.) | | | PWRC |
| 59 | CANX | CANAC International | | | RSRV |
| 60 | CANX | CANADIAN IND LTD | | | SCAC3 |
| 61 | CANX | SAVAGE TRANSPORTATION MANAGEMENT IN | | | SCAC4 |
| 62 | CANY | CANYON TIRE SALES INC | | | SCAC4 |
